<?php
/**
 * Copyright (c) Enalean, 2017. All Rights Reserved.
 *
 * This file is a part of Tuleap.
 *
 * Tuleap is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * Tuleap is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with Tuleap. If not, see <http://www.gnu.org/licenses/>.
 */

namespace Tuleap\CrossTracker;

use TrackerFactory;

class CrossTrackerReportFactory
{
    /**
     * @var CrossTrackerReportDao
     */
    private $report_dao;
    /**
     * @var TrackerFactory
     */
    private $tracker_factory;

    public function __construct(CrossTrackerReportDao $report_dao, TrackerFactory $tracker_factory)
    {
        $this->report_dao      = $report_dao;
        $this->tracker_factory = $tracker_factory;
    }

    public function getById($id)
    {
        $report_row = $this->report_dao->searchReportById($id);
        if (! $report_row) {
            throw new CrossTrackerReportNotFoundException();
        }
        $expert_query = $report_row['expert_query'];

        $report_trackers = array();
        $tracker_rows    = $this->report_dao->searchReportTrackersById($id);
        foreach ($tracker_rows as $row) {
            $tracker = $this->tracker_factory->getTrackerById($row['tracker_id']);
            if ($tracker !== null) {
                $report_trackers[] = $tracker;
            }
        }

        return new CrossTrackerReport($id, $expert_query, $report_trackers);
    }
}
